MEDIUM
Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow local users to overwrite arbitrary files via (1) the -f argument to the monitor utility, (2) the -d argument to dumper, (3) the -c argument to crttrap, or (4) using the Watcom sample utility
Published Jul 26, 2002
5.5
MEDIUMCVSS 3.1
EPSS 1.34%
Description
Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow local users to overwrite arbitrary files via (1) the -f argument to the monitor utility, (2) the -d argument to dumper, (3) the -c argument to crttrap, or (4) using the Watcom sample utility.
Affected products
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
5.5 MEDIUM NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact High
Availability Impact None
No CVSS v3.0 score for this CVE.
4.6 MEDIUM NVD
AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.34% 0.01343
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01343
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.34% (0.01343) | 70.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.34% (0.01343) | 67.60th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.14% (0.00145) | 32.35th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.15% (0.00152) | 52.78th | v3 (v2023.03.01) |
| Jan 27, 2024 | 0.15% (0.00152) | 51.36th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 0.50th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.22% (0.03220) | 84.21th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.22% (0.03220) | 82.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.22% (0.03220) | 65.30th | v2 (v2022.01.01) |
Weaknesses (1)
References (9)
- http://archives.neohapsis.com/archives/bugtraq/2002-05/0292.html mailing-listx_refsource_BUGTRAQBroken LinkExploitVendor Advisory
- http://www.iss.net/security_center/static/9231.php vdb-entryx_refsource_XFBroken LinkPatchVendor Advisory
- http://www.securityfocus.com/bid/4901 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/4902 vdb-entryx_refsource_BIDBroken LinkExploitPatchThird Party AdvisoryVDB EntryVendor Advisory
- http://www.securityfocus.com/bid/4903 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/4904 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/9232 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/9233 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/9234 vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://archives.neohapsis.com/archives/bugtraq/2002-05/0292.html | mailing-listx_refsource_BUGTRAQBroken LinkExploitVendor Advisory | |
| http://www.iss.net/security_center/static/9231.php | vdb-entryx_refsource_XFBroken LinkPatchVendor Advisory | |
| http://www.securityfocus.com/bid/4901 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/bid/4902 | vdb-entryx_refsource_BIDBroken LinkExploitPatchThird Party AdvisoryVDB EntryVendor Advisory | |
| http://www.securityfocus.com/bid/4903 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/bid/4904 | vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/9232 | vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/9233 | vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/9234 | vdb-entryx_refsource_XFThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jul 26, 2002
Updated Aug 8, 2024
Reserved Jul 25, 2002
Link CVE-2002-0793
CISA Vulnrichment
Updated n/a